diff --git a/code/__DEFINES/misc_defines.dm b/code/__DEFINES/misc_defines.dm
index acbbb10dccf..1e3392948ba 100644
--- a/code/__DEFINES/misc_defines.dm
+++ b/code/__DEFINES/misc_defines.dm
@@ -734,3 +734,5 @@ do { \
 #define INGREDIENT_CHECK_EXACT 1
 #define INGREDIENT_CHECK_FAILURE 0
 #define INGREDIENT_CHECK_SURPLUS -1
+
+#define ALPHA_VISIBLE 255 // the max alpha
diff --git a/code/game/dna/mutations/mutation_powers.dm b/code/game/dna/mutations/mutation_powers.dm
index e24f4b8819a..9cdd0861b68 100644
--- a/code/game/dna/mutations/mutation_powers.dm
+++ b/code/game/dna/mutations/mutation_powers.dm
@@ -209,19 +209,29 @@
 	..()
 	block = GLOB.shadowblock
 
+/datum/mutation/stealth/darkcloak/deactivate(mob/living/M)
+	..()
+	if(ishuman(M))
+		var/mob/living/carbon/human/H = M
+		H.set_alpha_tracking(ALPHA_VISIBLE, src)
+	if(!ishuman(M))
+		return
+	var/mob/living/carbon/human/H = M
+	H.set_alpha_tracking(ALPHA_VISIBLE, src)
 /datum/mutation/stealth/darkcloak/on_life(mob/M)
 	var/turf/simulated/T = get_turf(M)
-	if(!istype(T))
+	if(!istype(T) || !ishuman(M))
 		return
+	var/mob/living/carbon/human/H = M
 	var/light_available = T.get_lumcount() * 10
 	if(light_available <= 2)
-		if(M.invisibility != INVISIBILITY_LEVEL_TWO)
-			M.alpha = round(M.alpha * 0.8)
+		if(H.invisibility != INVISIBILITY_LEVEL_TWO)
+			H.set_alpha_tracking(H.get_alpha() * 0.8, src)
 	else
-		M.reset_visibility()
-		M.alpha = round(255 * 0.8)
-	if(M.alpha == 0)
-		M.make_invisible()
+		H.reset_visibility()
+		H.set_alpha_tracking(ALPHA_VISIBLE * 0.8, src)
+	if(H.get_alpha(src) == 0)
+		H.make_invisible()
 
 //WAS: /datum/bioEffect/chameleon
 /datum/mutation/stealth/chameleon
@@ -234,15 +244,24 @@
 	..()
 	block = GLOB.chameleonblock
 
-/datum/mutation/stealth/chameleon/on_life(mob/living/M) //look if a ghost gets this, its an admins problem
-	if((world.time - M.last_movement) >= 30 && !M.stat && (M.mobility_flags & MOBILITY_STAND) && !M.restrained())
-		if(M.invisibility != INVISIBILITY_LEVEL_TWO)
-			M.alpha -= 25
+/datum/mutation/stealth/chameleon/deactivate(mob/living/M)
+	..()
+	if(ishuman(M))
+		var/mob/living/carbon/human/H = M
+		H.set_alpha_tracking(ALPHA_VISIBLE, src)
+
+/datum/mutation/stealth/chameleon/on_life(mob/living/M)
+	if(!ishuman(M))
+		return
+	var/mob/living/carbon/human/H = M
+	if((world.time - H.last_movement) >= 30 && !H.stat && (H.mobility_flags & MOBILITY_STAND) && !H.restrained())
+		if(H.invisibility != INVISIBILITY_LEVEL_TWO)
+			H.set_alpha_tracking(H.get_alpha() - 25, src)
 	else
-		M.reset_visibility()
-		M.alpha = round(255 * 0.80)
-	if(M.alpha == 0)
-		M.make_invisible()
+		H.reset_visibility()
+		H.set_alpha_tracking(ALPHA_VISIBLE * 0.8, src)
+	if(H.get_alpha(src) == 0)
+		H.make_invisible()
 
 /////////////////////////////////////////////////////////////////////////////////////////
 
diff --git a/code/game/objects/structures/flora.dm b/code/game/objects/structures/flora.dm
index a34e31f6738..e6921569f7b 100644
--- a/code/game/objects/structures/flora.dm
+++ b/code/game/objects/structures/flora.dm
@@ -292,13 +292,20 @@
 	RegisterSignal(user, COMSIG_CARBON_REGENERATE_ICONS, PROC_REF(reapply_hide))
 	mob_overlay = mutable_appearance(icon, icon_state, user.layer, user.plane, 255, appearance_flags = RESET_COLOR | RESET_TRANSFORM | RESET_ALPHA | KEEP_APART)
 	user.add_overlay(mob_overlay)
-	user.alpha = 0
+	if(ishuman(user))
+		var/mob/living/carbon/human/H = user
+		H.set_alpha_tracking(0, src)
+	else
+		user.alpha = 0
 
 /// User has either dropped the plant, or plant is being destroyed, restore user to normal.
 /obj/item/kirbyplants/proc/unhide_user(mob/living/carbon/user)
 	UnregisterSignal(user, COMSIG_CARBON_REGENERATE_ICONS)
 	user.cut_overlay(mob_overlay)
 	user.alpha = initial(user.alpha)
+	if(ishuman(user))
+		var/mob/living/carbon/human/H = user
+		H.set_alpha_tracking(ALPHA_VISIBLE, src)
 	QDEL_NULL(mob_overlay)
 
 /// Icon operation has occured, time to make sure we're showing a plant again if we need to be.
diff --git a/code/modules/antagonists/changeling/powers/environmental_adaption.dm b/code/modules/antagonists/changeling/powers/environmental_adaption.dm
index 6935bbdb3be..7d7e4623abe 100644
--- a/code/modules/antagonists/changeling/powers/environmental_adaption.dm
+++ b/code/modules/antagonists/changeling/powers/environmental_adaption.dm
@@ -16,6 +16,12 @@
 	var/recharge_slowdown = 0.15
 	var/chem_recharge_slowdown = 0
 
+/datum/action/changeling/environmental_adaptation/Destroy(force, ...)
+	if(ishuman(cling.owner.current))
+		var/mob/living/carbon/human/H = cling.owner.current
+		H.set_alpha_tracking(ALPHA_VISIBLE, src)
+	return ..()
+
 /datum/action/changeling/environmental_adaptation/sting_action(mob/living/carbon/human/cling) //SHOULD always be human, because req_human = TRUE
 	..()
 	is_active = !is_active
@@ -26,14 +32,16 @@
 
 
 /datum/action/changeling/environmental_adaptation/proc/enable_ability(mob/living/carbon/human/cling) //Enable the adaptation
-	animate(cling, alpha = 65, time = 3 SECONDS)
+	cling.set_alpha_tracking(65, src, update_alpha = FALSE)
+	animate(cling, alpha = cling.get_alpha(), time = 3 SECONDS)
 	cling.visible_message("<span class='warning'>[cling]'s skin suddenly starts becoming translucent!</span>", \
 					"<span class='notice'>We adapt our pigmentation to suit the environment around us.</span>")
 	var/datum/antagonist/changeling/changeling_data = cling.mind?.has_antag_datum(/datum/antagonist/changeling)
 	changeling_data?.chem_recharge_slowdown -= recharge_slowdown //Slows down chem regeneration
 
 /datum/action/changeling/environmental_adaptation/proc/disable_ability(mob/living/carbon/human/cling) //Restore the adaptation
-	animate(cling, alpha = 255, time = 3 SECONDS)
+	cling.set_alpha_tracking(ALPHA_VISIBLE, src, update_alpha = FALSE)
+	animate(cling, alpha = cling.get_alpha(), time = 3 SECONDS)
 	cling.visible_message(
 		"<span class='warning'>[cling] appears from thin air!</span>",
 		"<span class='notice'>We stop concentration on our pigmentation, allowing it to return to normal.</span>",
diff --git a/code/modules/antagonists/vampire/vamp_datum.dm b/code/modules/antagonists/vampire/vamp_datum.dm
index cc62c38b72d..3fe4dcc7660 100644
--- a/code/modules/antagonists/vampire/vamp_datum.dm
+++ b/code/modules/antagonists/vampire/vamp_datum.dm
@@ -36,11 +36,17 @@ RESTRICT_TYPE(/datum/antagonist/vampire)
 	blurb_a = 1
 
 /datum/antagonist/vampire/Destroy(force, ...)
-	owner.current.create_log(CONVERSION_LOG, "De-vampired")
 	draining = null
 	QDEL_NULL(subclass)
 	return ..()
 
+/datum/antagonist/vampire/detach_from_owner()
+	owner.current.create_log(CONVERSION_LOG, "De-vampired")
+	if(ishuman(owner.current))
+		var/mob/living/carbon/human/human_owner = owner.current
+		human_owner.set_alpha_tracking(ALPHA_VISIBLE, src)
+	return ..()
+
 /datum/antagonist/vampire/add_owner_to_gamemode()
 	SSticker.mode.vampires += owner
 
@@ -258,24 +264,25 @@ RESTRICT_TYPE(/datum/antagonist/vampire)
 	if(!ishuman(owner.current))
 		owner.current.alpha = 255
 		return
-	var/turf/simulated/T = get_turf(owner.current)
+	var/mob/living/carbon/human/human_owner = owner.current
+	var/turf/simulated/T = get_turf(human_owner)
 	var/light_available = T.get_lumcount() * 10
 
 	if(!istype(T))
 		return
 
-	if(!iscloaking || owner.current.on_fire)
-		owner.current.alpha = 255
-		REMOVE_TRAIT(owner.current, TRAIT_GOTTAGONOTSOFAST, VAMPIRE_TRAIT)
+	if(!iscloaking || human_owner.on_fire)
+		human_owner.set_alpha_tracking(ALPHA_VISIBLE, src)
+		REMOVE_TRAIT(human_owner, TRAIT_GOTTAGONOTSOFAST, VAMPIRE_TRAIT)
 		return
 
 	if(light_available <= 2)
-		owner.current.alpha = 38 // round(255 * 0.15)
-		ADD_TRAIT(owner.current, TRAIT_GOTTAGONOTSOFAST, VAMPIRE_TRAIT)
+		human_owner.set_alpha_tracking(ALPHA_VISIBLE * 0.15, src)
+		ADD_TRAIT(human_owner, TRAIT_GOTTAGONOTSOFAST, VAMPIRE_TRAIT)
 		return
 
-	REMOVE_TRAIT(owner.current, TRAIT_GOTTAGONOTSOFAST, VAMPIRE_TRAIT)
-	owner.current.alpha = 204 // 255 * 0.80
+	REMOVE_TRAIT(human_owner, TRAIT_GOTTAGONOTSOFAST, VAMPIRE_TRAIT)
+	human_owner.set_alpha_tracking(ALPHA_VISIBLE * 0.80, src)
 
 /**
  * Handles unique drain ID checks and increases vampire's total and usable blood by blood_amount. Checks for ability upgrades.
diff --git a/code/modules/mining/lavaland/loot/hierophant_loot.dm b/code/modules/mining/lavaland/loot/hierophant_loot.dm
index 66a94acf1ad..eb5b621a630 100644
--- a/code/modules/mining/lavaland/loot/hierophant_loot.dm
+++ b/code/modules/mining/lavaland/loot/hierophant_loot.dm
@@ -242,6 +242,9 @@
 	var/turf/turf_to_teleport_to = get_step(target, get_dir(source, M)) //get position relative to caster
 	if(!turf_to_teleport_to || is_blocked_turf(turf_to_teleport_to, TRUE))
 		return
+	if(ishuman(M))
+		var/mob/living/carbon/human/H = M
+		H.set_alpha_tracking(0, src, update_alpha = FALSE)
 	animate(M, alpha = 0, time = 2, easing = EASE_OUT) //fade out
 	sleep(1)
 	if(!M)
@@ -254,7 +257,12 @@
 	sleep(1)
 	if(!M)
 		return
-	animate(M, alpha = 255, time = 2, easing = EASE_IN) //fade IN
+	var/our_alpha = 255
+	if(ishuman(M))
+		var/mob/living/carbon/human/H = M
+		H.set_alpha_tracking(ALPHA_VISIBLE, src, update_alpha = FALSE)
+		our_alpha = H.get_alpha()
+	animate(M, alpha = our_alpha, time = 2, easing = EASE_IN) //fade IN
 	sleep(1)
 	if(!M)
 		return
diff --git a/code/modules/mob/living/carbon/human/human_defines.dm b/code/modules/mob/living/carbon/human/human_defines.dm
index 5cf1b5218fc..501eda399e7 100644
--- a/code/modules/mob/living/carbon/human/human_defines.dm
+++ b/code/modules/mob/living/carbon/human/human_defines.dm
@@ -103,3 +103,6 @@
 	var/list/bodyparts = list()
 	/// map organ names to organs
 	var/list/bodyparts_by_name = list()
+
+	/// Lazylist of sources to track what our alpha should be, alpha is set to the minimum. Use the `set_alpha_tracking` and `get_alpha` helpers.
+	var/list/alpha_sources
diff --git a/code/modules/mob/living/carbon/human/human_mob.dm b/code/modules/mob/living/carbon/human/human_mob.dm
index 2a68cfd0467..c73e1df7734 100644
--- a/code/modules/mob/living/carbon/human/human_mob.dm
+++ b/code/modules/mob/living/carbon/human/human_mob.dm
@@ -2034,3 +2034,30 @@ Eyes need to have significantly high darksight to shine unless the mob has the X
 	dna.ResetUIFrom(src)
 	flavor_text = ""
 
+/**
+ * Helper for tracking alpha, use this to set an alpha source
+ *
+ * alpha_num - num between 0 and 255 that represents the alpha from `source`
+ * source - a datum that is the cause of the alpha source. This will be turned into a key via UID.
+ * update_alpha - boolean if alpha should be updated with this proc. Set this to false if you plan to animate the alpha after this call.
+ */
+/mob/living/carbon/human/proc/set_alpha_tracking(alpha_num, datum/source, update_alpha = TRUE)
+	alpha_num = round(alpha_num)
+	if(alpha_num >= ALPHA_VISIBLE)
+		LAZYREMOVE(alpha_sources, source.UID())
+	else
+		LAZYSET(alpha_sources, source.UID(), max(alpha_num, 0))
+	if(update_alpha)
+		alpha = get_alpha()
+
+/**
+ * Gets the target alpha of the human
+ *
+ * optional_source - use this to get the alpha of an exact source. This is unsafe, only use if you 100% know it will be in the list. For the best safety, only call this as get_alpha(src)
+ */
+/mob/living/carbon/human/proc/get_alpha(datum/optional_source)
+	if(optional_source)
+		return alpha_sources[optional_source.UID()]
+	. = ALPHA_VISIBLE
+	for(var/source in alpha_sources)
+		. = min(., alpha_sources[source])
diff --git a/code/modules/mob/living/carbon/human/human_update_icons.dm b/code/modules/mob/living/carbon/human/human_update_icons.dm
index 95a6c790308..47f744999fe 100644
--- a/code/modules/mob/living/carbon/human/human_update_icons.dm
+++ b/code/modules/mob/living/carbon/human/human_update_icons.dm
@@ -564,6 +564,7 @@ GLOBAL_LIST_EMPTY(damage_icon_parts)
 	update_fire()
 	update_icons()
 	update_emissive_block()
+	alpha = get_alpha()
 	if(player_logged) //make sure the SSD overlay stays
 		overlays += image('icons/effects/effects.dmi', icon_state = "zzz_glow")
 
diff --git a/code/modules/mob/mob.dm b/code/modules/mob/mob.dm
index 8a8e806f86b..3dcac7d1c69 100644
--- a/code/modules/mob/mob.dm
+++ b/code/modules/mob/mob.dm
@@ -1360,6 +1360,10 @@ GLOBAL_LIST_INIT(holy_areas, typecacheof(list(
 	alpha = initial(alpha)
 	add_to_all_human_data_huds()
 
+/mob/living/carbon/human/reset_visibility()
+	..()
+	alpha = get_alpha()
+
 /mob/proc/make_invisible()
 	invisibility = INVISIBILITY_LEVEL_TWO
 	alpha = 128
diff --git a/code/modules/mod/modules/modules_antag.dm b/code/modules/mod/modules/modules_antag.dm
index 835de26f048..3bfdf62ccb6 100644
--- a/code/modules/mod/modules/modules_antag.dm
+++ b/code/modules/mod/modules/modules_antag.dm
@@ -288,7 +288,8 @@
 	RegisterSignal(mod.wearer, COMSIG_HUMAN_MELEE_UNARMED_ATTACK, PROC_REF(on_unarmed_attack))
 	RegisterSignal(mod.wearer, COMSIG_ATOM_BULLET_ACT, PROC_REF(on_bullet_act))
 	RegisterSignals(mod.wearer, list(COMSIG_MOB_ITEM_ATTACK, COMSIG_PARENT_ATTACKBY, COMSIG_ATOM_ATTACK_HAND, COMSIG_ATOM_HITBY, COMSIG_ATOM_HULK_ATTACK, COMSIG_ATOM_ATTACK_PAW), PROC_REF(unstealth))
-	animate(mod.wearer, alpha = stealth_alpha, time = 1.5 SECONDS)
+	mod.wearer.set_alpha_tracking(stealth_alpha, src, update_alpha = FALSE)
+	animate(mod.wearer, alpha = mod.wearer.get_alpha(), time = 1.5 SECONDS)
 	drain_power(use_power_cost)
 
 /obj/item/mod/module/stealth/on_deactivation(display_message = TRUE, deleting = FALSE)
@@ -298,7 +299,8 @@
 	if(bumpoff)
 		UnregisterSignal(mod.wearer, COMSIG_LIVING_MOB_BUMP)
 	UnregisterSignal(mod.wearer, list(COMSIG_HUMAN_MELEE_UNARMED_ATTACK, COMSIG_MOB_ITEM_ATTACK, COMSIG_PARENT_ATTACKBY, COMSIG_ATOM_ATTACK_HAND, COMSIG_ATOM_BULLET_ACT, COMSIG_ATOM_HITBY, COMSIG_ATOM_HULK_ATTACK, COMSIG_ATOM_ATTACK_PAW))
-	animate(mod.wearer, alpha = 255, time = 1.5 SECONDS)
+	mod.wearer.set_alpha_tracking(ALPHA_VISIBLE, src, update_alpha = FALSE)
+	animate(mod.wearer, alpha = mod.wearer.get_alpha(), time = 1.5 SECONDS)
 
 /obj/item/mod/module/stealth/proc/unstealth(datum/source)
 	SIGNAL_HANDLER